Finding the Fourth Proportional to 103,325,814, 142,561,245.72 and 71,928,676.08

Step by Step Solution

1. Step 1: Write the proportion equation
   103,325,814 : 142,561,245.72 = 71,928,676.08 : x
2. Step 2: Convert to fraction form
   103,325,814/142,561,245.72 = 71,928,676.08/x
3. Step 3: Cross multiply
   103,325,814x = 142,561,245.72 × 71,928,676.08
4. Step 4: Simplify right side
   103,325,814x = 10,254,241,664,955,166
5. Step 5: Solve for x
   x = 10,254,241,664,955,166/103,325,814
6. Step 6: Final answer
   x = 99,241,818.36